speed = float(input())
limit = float(input())
if speed <=limit:
    print("未超速")
else:
    r = (speed-limit)/limit
    if r <= 0.1:
        print("超速警告")
    elif r <= 0.2:
        print("罚款100元")
    elif r <= 0.5:
        print("罚款500元")
    elif r <= 1.0:
        print("罚款1000元")
    else:
        print("罚款2000元")